Plastic bottle



FIG. 1 is a side elevational view of a plastic bottle showing my new design, with the opposite side elevational view being a mirror image;

FIGS. 2 and 3 are rear and front elevational views, respectively, of FIG. 1; and,

FIG. 4 is a top plan view of FIG. 1.

The areas bounded by broken lines in FIGS. 1-4 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a "plastic bottle," as shown and described. 